Initialize the ticket lock

test/test_ticket_lock.c

@@ -31,7 +31,9 @@ static void *update_thread(void *arg)
 START_TEST(test_ticket_lock1)
     struct ThreadArg threads[NR_THREADS];
     int i;
-    printf("TICKET SUITE\n");
+    int lrc;
+    lrc = uc_ticket_lock_init(&lock);
+    ck_assert_int_eq(lrc, 0);
 
     for (i = 0; i < NR_THREADS; i++) {
         int rc;